September weather forecast
Chester, NE

Weather in September

The first month of the autumn, September, is also a moderately hot month in Chester, Nebraska, with an average temperature varying between 58.3°F (14.6°C) and 78.1°F (25.6°C).

Temperature

In Chester, the average high-temperature in September marginally drops from a moderately hot 85.6°F (29.8°C) in August to a still warm 78.1°F (25.6°C). The average low-temperature, is 58.3°F (14.6°C).

Humidity

The average relative humidity in September in Chester is 67%.

Rainfall

In Chester, in September, during 11.7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Chester, during the entire year, the rain falls for 116.1 days and collects up to 21.02" (534mm) of precipitation.

Snowfall

In Chester, Nebraska, snow does not fall in June through September.

Daylight

In September, the average length of the day in Chester is 12h and 26min.
On the first day of September, sunrise is at 6:58 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:15 pm CDT.

Sunshine

In September, the average sunshine in Chester is 8.7h.

UV index

In Chester, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Chester?

In Chester, Nebraska, in September, the average high-temperature is 78.1°F (25.6°C), and the average low-temperature is 58.3°F (14.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in August is estimated at 95°F (35°C).

What is the average humidity in September in Chester?

In September, the average relative humidity is 67%.

How much does it rain in Chester in September?

In Chester, Nebraska, during September, the rain falls for 11.7 days and regularly aggregates up to 1.85" (47mm) of precipitation.

When it does not snow in Chester?

In Chester, Nebraska, snow does not fall in June through September.

Does it snow in Chester in September?

In Chester, Nebraska, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Chester have in September?

In September, the average day length in Chester, Nebraska, is 12h and 26min.

When are sunrise and sunset in September in Chester?

On the first day of September in Chester, Nebraska, sunrise is at 6:58 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:15 pm CDT.

How long on average sun shines in September in Chester?

The average sunshine duration in September in Chester is 8.7h.

What is the UV index reading in September in Chester?

In Chester, Nebraska, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Chester, NE

Average temperature in September - Chester, NE
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in September
Chester, NE

Average pressure in September - Chester, NE
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in September
Chester, NE

Average wind speed in September - Chester, NE
  • Average wind speed in September: 9.5mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).

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Average humidity in September
Chester, NE

Average humidity in September - Chester, NE
  • Average humidity in September: 67%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is October (62%).

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Average rainfall in September
Chester, NE

Average rainfall in September - Chester, NE
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in September
Chester, NE

Average rainfall days in September - Chester, NE
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is May (15.9 days).
The months with the least rainy days are January and February (3.1 days).

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Average snowfall in September
Chester, NE

Average snowfall in September - Chester, NE
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.83").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Chester, NE

Average snowfall days in September - Chester, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Chester, NE

Average daylight in September / Average sunshine in September - Chester, NE
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in September: 8h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in September
Chester, NE

Average sunshine days in September - Chester, NE
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in September
Chester, NE

Average UV index in September - Chester, NE
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Chester, NE

Average cloud cover in September - Chester, NE
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in September
Chester, NE

Average visibility in September - Chester, NE
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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